Deserialization of untrusted data in bson
Priority MEDIUM 46CWE-502Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-502.
Summary
All versions of bson before 1.1.4 are vulnerable to Deserialization of Untrusted Data. The package will ignore an unknown value for an object's _bsotype, leading to cases where an object is serialized as a document rather than the intended BSON type.
Why it matters now
EPSS 0.02265 83rd percentileScored 2026-11-07
Fix Fixed bson: 1.1.4bson (npm): 1.1.4
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | bson | before 1.1.4 | 1.1.4 | Patch available | CNA |
| — | bson (npm) | before 1.1.4 | 1.1.4 | Patch available | GHSA-v8w9-2789-6hhr |
- bson Vendor— Affected before 1.1.4 Fixed in 1.1.4 Patch available CNA
- bson (npm) Vendor— Affected before 1.1.4 Fixed in 1.1.4 Patch available GHSA-v8w9-2789-6hhr
Remediation
- Fix · CNA bson Fixed in 1.1.4
- Fix · GHSA-v8w9-2789-6hhr bson (npm) Fixed in 1.1.4 Advisory →
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 1 product
- Red Hat OpenShift Application Runtimes
Timeline
- 2026-10-02 Threatist record created from CVE-2020-7610
- 2026-10-03 Alias added: GHSA-v8w9-2789-6hhr
References
More MongoDB Bson vulnerabilities
- TI-2015-03702 The Moped::BSON::ObjecId.legal? method in mongodb/bson-ruby before 3.0.4 as used in… CVSS 3.1HIGH 7.5
Sources
- CVE-2020-7610 · CVE Program
- CVE-2020-7610 · NVD
- FIRST EPSS
- GHSA-v8w9-2789-6hhr · GitHub Advisory Database · CC BY 4.0
- CVE-2020-7610 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences